Frédéric Guerin

Process for treating keratin fibers using a packaging article comprising an envelope and an anhydrous composition comprising an oxidizing agent

Dyeing composition at acidic pH comprising a direct dye of triarylmethane structure

Dyeing composition comprising a direct dye of triarylmethane structure, and a silicone

PROCESS FOR TREATING KERATIN FIBERS USING A PACKAGING ARTICLE COMPRISING AN ENVELOPE AND AN ANHYDROUS COMPOSITION COMPRISING AN OXIDIZING AGENT

Packaging article comprising an envelope and an anhydrous dye composition comprising a direct dye, use of the same and process for dyeing keratin fibres

Packaging article comprising an envelope and an anhydrous dye composition comprising an oxidation dye, use of the same and process for dyeing keratin fibres

Composition for dyeing keratin fibres comprising a direct dye bearing a disulphide/thiol function, a nonionic surfactant, an amphoteric surfactant, an ethoxylated fatty alcohol, an alkaline agent and a reducing agent

Composition for dyeing keratinous fibres comprising a direct dye having a disulphide/thiol functional group, a thickening polymer, an ethoxylated fatty alcohol and/or a nonionic surfactant, an alkaline agent and a reducing agent

Composition for dyeing keratin fibres comprising a direct dye bearing a disulphide/thiol function, a non-cellulose-based thickening polymer, an alkaline agent and a reducing agent

Method for permanent reshaping and in particular for straightening, comprising a stage of straightening keratinous fibres employing a composition comprising at least 40% by weight of non-silicone fatty substances

Hair dyeing process using a composition comprising at least one indole or indoline compound, a metal salt, hydrogen peroxide and a basifying agent

COMPOSITION COMPRISING AT LEAST ONE ORTHO-DIPHENOL, ONE METAL SALT, HYDROGEN PEROXIDE, (BI)CARBONATE AND A BASIFYING AGENT AND HAIR DYEING METHOD THEREWITH

COSMETIC COMPOSITION COMPRISING AT LEAST ONE ORTHO-DIPHENOL, METAL SALT, HYDROGEN PEROXIDE, (BI)CARBONATE AND SURFACE-ACTIVE AGENT, AND DYEING METHOD THEREWITH

Dyeing method using a composition comprising an ortho-diphenol and comprising a wiping, drying or non rinsing stage

Composition comprising at least one ortho-diphenol, metal salt, hydrogen peroxide and (bi)carbonate and hair dyeing method therewith

Composition comprising a derivative of hermatoxylin, of hematein, of brazilin or of brazilein, metal salt, hydrogen peroxide, and (bi)carbonate and hair dyeing method therewith

Hair compositions comprising at least one disulfide direct dye and at least one alkaline hydroxide agent and simultaneous hair shaping and dyeing processes

Composition for the coloring of keratinous fibers comprising a halochromic compound and/or the dye corresponding to this compound, and method of use thereof

Cosmetic article and process for dry dyeing keratin materials

Composition for the coloring of keratinous fibers comprising a halochromic compound, the dye corresponding to this compound, and methods of use thereof

Process for rapid dyeing and rapid decoloration of human keratin fibres with certain direct dyes

Dyeing Composition Comprising at Least One Dye Precursor and One Amphiphilic Block Copolymer

Composition for dyeing keratin fibers comprising a defined diheteroylarylmethane direct dye or a leuco precursor of this dye and dyeing method using it

Composition for dyeing keratin fibers comprising a defined triheteroylmethane direct dye or leuco precursor of this dye and dyeing method using it

Composition for dyeing keratin fibers comprising at least one dye chosen from monoheteroyldiarylmethane direct dyes and the leuco precursors thereof and dyeing method using it

Use of triarylmethane derivatives as direct dyes in a dye composition, composition and implementation process

Composition for dyeing keratinous fibers comprising at least one azodiazine direct dye which is non-aminated at the 7-position and dyeing method using said at least one azodiazine direct dye

Dye composition comprising at least one direct dye of the azo-pyridinio-pyridone family and at least one different synthetic dye, and process

Composition for dyeing keratinous fibers comprising at least one azodiazine direct dye aminated at the 7-position and process for dyeing

Composition for dyeing keratinous fibers comprising at least one azodiazine direct dye and dyeing method using it

Use of a chromoionophore and/or fluoroionophore for dyeing human keratin fibres, dyeing compositions and methods